Agilent Technologies 54853A, Service Manual, Page: 64 / 194

Chapter 3: Testing Performance
Analog Bandwidth - Maximum Frequency Check
3–20
9
Press the Clear Display key on the scope, wait for the #Avgs value (top left corner of
screen) to return to 16 and then record the scope V rms reading in the Analog
Bandwidth - Maximum Frequency Check section of the Performance Test Record (Vout
@ 50 MHz). For all scope readings in this procedure, use the mean value in the
Measurements display area at the bottom of the screen.
10
Calculate the reference gain as follows:
Record this value in the Calculated Gain @50 MHz column in the Analog Bandwidth - Maximum
Frequency Check section of the Performance Test Record.
Notes
• For all scope readings in this procedure, use the mean value in the Measurements display area at the
bottom of the screen.
• If a question mark is displayed in front of any of the values at the bottom of the screen, press the Clear
Display key on the scope, wait for the #Avgs value to return to 16 and then record the scope reading.
Record the
mean reading
Gain
50 MHz
V
out @50 MHz
V
in @50 MHz
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